Home / 1,214,216.10-1,675,620.69-670,352.94

Finding the Fourth Proportional to 1,214,216.10, 1,675,620.69 and 670,352.94

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Solution

The fourth proportional to 1,214,216.10, 1,675,620.69 and 670,352.94 is: 925,088.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,216.10 : 1,675,620.69 = 670,352.94 : x
  2. Step 2: Convert to fraction form
    1,214,216.10/1,675,620.69 = 670,352.94/x
  3. Step 3: Cross multiply
    1,214,216.10x = 1,675,620.69 × 670,352.94
  4. Step 4: Simplify right side
    1,214,216.10x = 1,123,257,255,866.33
  5. Step 5: Solve for x
    x = 1,123,257,255,866.33/1,214,216.10
  6. Step 6: Final answer
    x = 925,088.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.